Задания:
1.Составьте уравнения химических реакций. Расставьте коэффициенты. [5]

H2 + S = ___________________________________________

H2 + ZnO = _________________________________________

H2 + Br2 = __________________________________________

C + O2 = ____________________________________________

Al + H2SO4 = ___________________________________________
2.Напишите уравнения химических реакций по схеме [4]
H2O → H2 → H2O → H2 → Cu
__________________________________________________________________________1)_________________________________________________________________________2)_________________________________________________________________________3)_________________________________________________________________________4)_______________________________________________________________________________________________________________________________________________________________________
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